/**
 * Product Template Styles
 *
 * Used for AJAX delay tests.
 * E-commerce product page layout.
 */

/* Product Page Container */
.product-page {
    max-width: 1000px;
    margin: 0 auto;
}

/* Product Layout */
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .product-layout {
        grid-template-columns: 1fr;
    }
}

/* Product Image */
.product-image {
    background-color: var(--color-bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-image-placeholder {
    color: var(--color-text-muted);
    font-size: 1rem;
}

/* Product Details */
.product-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.product-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.product-brand {
    color: var(--color-accent);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Rating */
.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stars {
    color: var(--color-stars);
    font-size: 1.25rem;
}

.rating-count {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Price */
.product-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.product-price.loading {
    color: var(--color-text-muted);
    font-size: 1.5rem;
}

.product-price.error {
    color: var(--color-error);
    font-size: 1.25rem;
}

/* Availability */
.product-availability {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.availability-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-text-muted);
}

.availability-indicator.in-stock {
    background-color: var(--color-success);
}

.availability-indicator.out-of-stock {
    background-color: var(--color-error);
}

.availability-indicator.error {
    background-color: var(--color-error);
}

.product-availability.loading .availability-indicator {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* Shipping */
.product-shipping {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-shipping.loading {
    color: var(--color-text-muted);
}

.product-shipping.error {
    color: var(--color-error);
}

/* Add to Cart Button */
.add-to-cart {
    background-color: var(--color-accent);
    color: var(--color-text-inverse);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    margin-top: 1rem;
}

.add-to-cart:hover {
    background-color: var(--color-accent-hover);
}

.add-to-cart:active {
    transform: scale(0.98);
}

.add-to-cart:disabled {
    background-color: var(--color-border);
    cursor: not-allowed;
}

/* Product Description */
.product-description {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.product-description h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.product-description p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* Features List */
.product-features {
    margin-top: 2rem;
}

.product-features h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.product-features ul {
    list-style: none;
    padding: 0;
}

.product-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-secondary);
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* Test Info Box */
.test-info {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: var(--color-bg-tertiary);
    border-radius: 8px;
    border-left: 4px solid var(--color-accent);
}

.test-info h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

.test-info p {
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.test-info p:last-child {
    margin-bottom: 0;
}

.test-info code {
    background-color: var(--color-bg-code);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.875em;
}

/* Navigation */
.product-nav {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.product-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-bg-secondary);
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.product-nav a:hover {
    background-color: var(--color-bg-tertiary);
    text-decoration: none;
}

/* Loading Skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-shine) 50%, var(--skeleton-base) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1.5rem;
    width: 120px;
}

.skeleton-price {
    height: 3rem;
    width: 150px;
}